#30357E#30357E

#30357E is a dark, vivid blue. Relative luminance 0.047; OKLCH L 36.9% C 0.122 H 275.7°. Best body text is #FFFFFF at 10.85:1 contrast (WCAG AA passes).

Color values

HEX	#30357E
RGB	rgb(48, 53, 126)
HSL	hsl(236, 45%, 34%)
HSV	hsv(236, 62%, 49%)
CMYK	cmyk(61.9%, 57.9%, 0%, 50.6%)
CIE-LAB	lab(25.80, 21.69, -42.19)
CIE-LCH	lch(25.80, 47.44, 297.21°)
OKLab	oklab(36.9% 0.0121 -0.1211)
OKLCH	oklch(36.9% 0.122 275.7)
XYZ	xyz(6.2567, 4.6805, 20.3083)
Luminance	0.0468 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#30357E #7E7930

analogous

#305C7E #30357E #52307E

triadic

#30357E #7E3035 #357E30

tetradic

#30357E #7E305C #7E7930 #307E52

square

#30357E #7E305C #7E7930 #307E52

split-complementary

#30357E #7E5230 #5C7E30

monochromatic

#0E1025 #1F2252 #30357E #4148AA #646AC4

Accessibility & contrast

On white

10.85

#30357E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.94

#30357E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #30357E

10.85:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##30357E	#FFFFFF	#000000	##FFFFFF
##30357E	1.00	10.85	1.94	10.85
#FFFFFF	10.85	1.00	21.00	1.00
#000000	1.94	21.00	1.00	21.00
##FFFFFF	10.85	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004180

Deuteranopia (green-blind)

#003A7D

Tritanopia (blue-blind)

#004654

Achromatopsia (no color)

#3D3D3D

Design tokens & code

CSS

--color: #30357e;
/* rgb */ color: rgb(48, 53, 126);
/* oklch */ color: oklch(36.9% 0.122 275.7);

Tailwind

colors: {
  custom: {
    50: '#716ca4',
    500: '#30357e',
    950: '#000000',
  },
}

SCSS

$custom: #30357e;
$custom-light: #716ca4;
$custom-dark: #000000;

JSON

{
  "hex": "#30357e",
  "rgb": {
    "r": 48,
    "g": 53,
    "b": 126
  },
  "hsl": {
    "h": 236.154,
    "s": 44.828,
    "l": 34.118
  },
  "oklch": {
    "l": 0.36895,
    "c": 0.12169,
    "h": 275.7
  },
  "luminance": 0.04681
}

Semantic roles & 50–950 ramp

primary

#30357E

secondary

#ABA65F

accent

#CC53D5

background

#F7F6FA

surface

#EDEBF4

border

#C8C6CE

text

#08060F

muted

#7B7A7F

Preview Lab

Preview with #30357E

Body copy rendered with the generated semantic roles for this colour.

Preview Lab → · Contrast checker → · Palette generator →